Explanation

• Japan's Capital is Tokyo.

  Japanese currency is the Yen.

  Japan official language is Japanese.

  Japan is located in the Continent of Northeast Asia or East Asia.

  Japan's national sport is Judo. 

  Japan's Primary Religion is Buddhism or Shinto (But a Secular Country).

  Japan's Head of Govt is Prime Minister Fumio Kishida.

  The Japanese Parliament is called the Diet.

Explanation

Total marks of 10 students = 10 × 80 = 800

Total marks of 15 students = 15 × 85 = 1275

Total marks of 5 new students = 1275 - 800 = 475

Explanation

Area = Length × Width

30 = 5 × Width

Width = 30 / 5

Width = 6

Explanation

Explanation

Galvanometer works on electromagnetic principles, where electric current produces a magnetic field.

The interaction between magnetic field and coil causes the needle to deflect, allowing current measurement.

A galvanometer measures small currents.

To measure larger currents, a low resistance (called a shunt) is connected in parallel, converting it into an ammeter.

Explanation

When a meteoroid enters Earth’s atmosphere, it burns and becomes a meteor (shooting star).

If it survives the burn and lands on Earth, it is called a meteorite.

Explanation

Transistors were invented in 1947 at Bell Labs by Bardeen, Brattain, and Shockley.

This invention revolutionized electronics and led to modern computers.

Explanation

The process of copying data from a server to a personal computer is called downloading.

It involves transferring files or information from a remote source to a local device.

Explanation

animal and its child relation have been shown.

The young of humans is called the child.

The young lion is called a cub

Explanation

"Mr." and "English" are capitalized because they are proper nouns.

"Teacher" is not capitalized because it's a common noun in this context.